import Vue from 'vue'
import VueRouter from 'vue-router'

// 路由懒加载
const Login = () => import('@/components/Login.vue')
const Home = () => import('@/components/Home.vue')
const Welcome = () => import('@/components/Welcome.vue')
const Users = () => import('@/components/Users.vue')
const Rights = () => import('@/components/power/Rights.vue')
const Roles = () => import('@/components/power/Roles.vue')
const Cate = () => import('@/components/goods/Cate.vue')
const Params = () => import('@/components/goods/Params.vue')
const List = () => import('@/components/goods/List.vue')
const Add = () => import('@/components/goods/Add.vue')
const Order = () => import('@/components/order/Order.vue')
const Report = () => import('@/components/report/Report.vue')
Vue.use(VueRouter)

const routes = [
  { path: '/', redirect: '/login' },
  {
    path: '/login',
    name: 'login',
    component: Login,
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [
      { path: '/welcome', component: Welcome },
      { path: '/users', component: Users },
      { path: '/rights', component: Rights },
      { path: '/roles', component: Roles },
      { path: '/categories', component: Cate },
      { path: '/params', component: Params },
      { path: '/goods', component: List },
      { path: '/goods/add', component: Add },
      { path: '/orders', component: Order },
      { path: '/reports', component: Report },
    ],
  },
]

const router = new VueRouter({
  routes,
})
// 导航守卫
router.beforeEach((to, from, next) => {
  // 访问登录页放行
  if (to.path == '/login') return next()
  const token = sessionStorage.getItem('token')
  // 访问的不是登录页 判断有没有token
  // 没有token 强制跳转登录页
  if (!token) return next('/login')
  next()
})

export default router
